TY  - BOOK
AU  - Willock,Colin D.
ED  - Time-Life Books.
TI  - Africa's Rift Valley
T2  - The World's wild places
U1  - 500.967 
PY  - 1974///]
CY  - Amsterdam
PB  - Time-Life Books
KW  - Natural history
KW  - Great Rift Valley
KW  - Africa
N1  - Includes index; Bibliography: p. 180
ER  -